Genus: Pseudostome lacks lobed collar; test round or oval in cross-section; pseudostome at end of
bent neck; test more or less coiled or folded (Illustrated Guide, 1985).
Species: 120-150 μm long, 100-140 μm wide; test with constriction at base of neck; pseudostome round, 28-35 μm long (Illustrated Guide, 1985). |
31 μm
63 μm
94 μm; x 640
Lesquereusia gibbosa Thomas & Gauthier-Liévre (or Lesquereusia modesta Rhumbler ?),
test 123 μm long, 105 μm wide, L/W=1.2, pseudostome 22 μm wide,
x 640, Onnenai, Kushiro marsh, Kushiro city, Hokkaido, Japan, October 16, 2005 by Y. Tsukii
31 μm
63 μm
94 μm; x 640
